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Special Inspection Agency
TKK ENGINEERING
Special Inspection Agency
4 projects with open permitsSTATEN ISLAND · 4QUEENS · 3MANHATTAN · 1
6 buildings
12
Total Filings
8
Projects on File
6
Buildings Worked
4
Projects w/ Open Permits
Special Inspection Agency
Primary Trade
Activity
Projects by first filing month8 projects all-time
0123Aug '24 · 1Sep '24 · 2May '25 · 1Aug '25 · 1Jan '26 · 1Jul '26 · 2Aug '24Nov '24Feb '25May '25Aug '25Nov '25Feb '26May '26Jul '26
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit450%
Signed off112%
Filed only338%
By project type
Alteration8
Most active buildings
All buildings →
3250 RICHMOND AVENUESTATEN ISLAND · 1 open · latest 10/03/2025
2 projects
965 RICHMOND AVENUESTATEN ISLAND · latest 07/14/2026
2 projects
255 LAFAYETTE STREETMANHATTAN · latest 06/05/2025
1 projects
141-19 141 ROADQUEENS · 1 open · latest 01/30/2026
1 projects
22-10 80 STREETQUEENS · 1 open · latest 09/12/2025
1 projects
249-02 HORACE HARDING EXPREQUEENS · 1 open · latest 06/23/2026
1 projects
Key relationships
Everyone →
Design firms
6 projects
2 projects
Filing representatives
3 projects
2 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
S01415479 ↗965 RICHMOND AVENUE
STATEN ISLAND
AlterationFiled — no permit on record07/14/2026—
Design NB&C
Owner WOODMONT DEVELOPMENT CORP
Filer CONSTRUCTION PERMIT SERVICES
—
S01415485 ↗965 RICHMOND AVENUE
STATEN ISLAND
AlterationFiled — no permit on record07/14/2026—
Design NB&C
—
Q01336214 ↗249-02 HORACE HARDING EXPRE
QUEENS
AlterationPermit Issued01/23/202606/23/2026
Design NB&C
Owner MUSSO PROPERTIES LLC
Contractor FAST TRACK ELECTRIC CORP
Filer GC1 EXPEDITING LLC
Replace the existing roof hatch with a guardrail and hydraulic latch of the same kind. No change in use, egress, or occupancy.
Q01261713 ↗141-19 141 ROAD
QUEENS
AlterationPermit Issued08/01/202501/30/2026
Design NB&C
Owner CROWN CASTLE
Contractor ODYSSIA GLOBAL COMM. CORP
Filer CONSTRUCTION PERMIT SERVICES
INSTALLATION OF GAS GENERATOR ON GRADE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
S08049785 ↗3250 RICHMOND AVENUE
STATEN ISLAND
AlterationPermit Issued09/05/202410/03/2025
Design A.T. ENGINEERING SERVICE, PLLC
Contractor N.W. MANAGEMENT INC
INSTALL DIESEL GENERATOR AND RELATED CONCRETE PAD ON GRADE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q01199706 ↗22-10 80 STREET
QUEENS
AlterationPermit Issued05/30/202509/12/2025
Design NB&C
Owner Symphony Towers
Contractor CEL TECH ELECTRIC INC
Filer GC1 EXPEDITING LLC
Install (1) new 50kw natural gas generator on steel equipment platform on the roof. Platform filed under application #Q01199706-I1. Related …
Counts cover all 8 projects (8 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NB&C607/14/2026
A.T. ENGINEERING SERVICE, PLLC209/05/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ODYSSIA GLOBAL COMM. CORP208/01/2025
CEL TECH ELECTRIC INC105/30/2025
EIGHTY SEVEN DEVELPMT LLC108/01/2025
FAST TRACK ELECTRIC CORP101/23/2026
N.W. MANAGEMENT INC109/05/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CROWN CASTLE108/01/2025
MUSSO PROPERTIES LLC101/23/2026
Symphony Towers105/30/2025
Symphony Towers Infrastructure, LLC108/05/2024
WOODMONT DEVELOPMENT CORP107/14/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GC1 EXPEDITING LLC301/23/2026
CONSTRUCTION PERMIT SERVICES207/14/2026
8 DOB NOW projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.
All 8Open permit 4Signed off 1Filed only 3
8 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
S01415479 ↗965 RICHMOND AVENUE
STATEN ISLAND
AlterationFiled — no permit on record07/14/2026—
Design NB&C
Owner WOODMONT DEVELOPMENT CORP
Filer CONSTRUCTION PERMIT SERVICES
—
S01415485 ↗965 RICHMOND AVENUE
STATEN ISLAND
AlterationFiled — no permit on record07/14/2026—
Design NB&C
—
Q01336214 ↗249-02 HORACE HARDING EXPRE
QUEENS
AlterationPermit Issued01/23/202606/23/2026
Design NB&C
Owner MUSSO PROPERTIES LLC
Contractor FAST TRACK ELECTRIC CORP
Filer GC1 EXPEDITING LLC
Replace the existing roof hatch with a guardrail and hydraulic latch of the same kind. No change in use, egress, or occupancy.
Q01261713 ↗141-19 141 ROAD
QUEENS
AlterationPermit Issued08/01/202501/30/2026
Design NB&C
Owner CROWN CASTLE
Contractor ODYSSIA GLOBAL COMM. CORP
Filer CONSTRUCTION PERMIT SERVICES
INSTALLATION OF GAS GENERATOR ON GRADE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
S08049785 ↗3250 RICHMOND AVENUE
STATEN ISLAND
AlterationPermit Issued09/05/202410/03/2025
Design A.T. ENGINEERING SERVICE, PLLC
Contractor N.W. MANAGEMENT INC
INSTALL DIESEL GENERATOR AND RELATED CONCRETE PAD ON GRADE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
Q01199706 ↗22-10 80 STREET
QUEENS
AlterationPermit Issued05/30/202509/12/2025
Design NB&C
Owner Symphony Towers
Contractor CEL TECH ELECTRIC INC
Filer GC1 EXPEDITING LLC
Install (1) new 50kw natural gas generator on steel equipment platform on the roof. Platform filed under application #Q01199706-I1. Related …
M01042072 ↗255 LAFAYETTE STREET
MANHATTAN
AlterationSigned-off08/05/202406/05/2025
Design NB&C
Owner Symphony Towers Infrastructure, LLC
Contractor ODYSSIA GLOBAL COMM. CORP
Filer GC1 EXPEDITING LLC
Carrier: Verizon Wireless. New Antenna Installation. Install (3) antenna sectors on the roof (consisting of 12 antennas, 6 RRH, (3) OVP box …
S00885681 ↗3250 RICHMOND AVENUE
STATEN ISLAND
AlterationFiled — no permit on record09/05/2024—
Design A.T. ENGINEERING SERVICE, PLLC
—
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
965 RICHMOND AVENUE ↗207/14/2026
249-02 HORACE HARDING EXPRE ↗101/23/2026
141-19 141 ROAD ↗108/01/2025
22-10 80 STREET ↗305/30/2025
3250 RICHMOND AVENUE ↗209/05/2024
255 LAFAYETTE STREET ↗308/05/2024
▾Special Inspection Requirements — 15
DateRequirementBuildingInspectorRole
06/11/2026Final965 RICHMOND AVENUEKRUPAKARAN KOLANDAIVELUprogress
06/11/2026Mechanical Systems965 RICHMOND AVENUEKRUPAKARAN KOLANDAIVELUspecial
07/25/2025Mechanical Systems141-19 141 ROADKRUPAKARAN KOLANDAIVELUspecial
07/25/2025Final141-19 141 ROADKRUPAKARAN KOLANDAIVELUprogress
04/03/2025Energy Code Compliance Inspections255 LAFAYETTE STREETKRUPAKARAN KOLANDAIVELUprogress
03/24/2025Mechanical Systems22-10 80 STREETKRUPAKARAN KOLANDAIVELUspecial
03/24/2025Tenant Protection Plan Compliance22-10 80 STREETKRUPAKARAN KOLANDAIVELUspecial
03/24/2025Final22-10 80 STREETKRUPAKARAN KOLANDAIVELUprogress
03/24/2025Tenant Protection Plan Compliance22-10 80 STREETKRUPAKARAN KOLANDAIVELUspecial
01/28/2025Fire-Resistant Penetrations and Joints255 LAFAYETTE STREETKRUPAKARAN KOLANDAIVELUspecial
08/02/2024Emergency and Standby Power Systems (Generator)255 LAFAYETTE STREETKRUPAKARAN KOLANDAIVELUspecial
04/25/2024Tenant Protection Plan Compliance255 LAFAYETTE STREETELIAS RASABIspecial
04/25/2024Mechanical Systems255 LAFAYETTE STREETKRUPAKARAN KOLANDAIVELUspecial
04/25/2024Tenant Protection Plan Compliance255 LAFAYETTE STREETELIAS RASABIspecial
04/25/2024Final255 LAFAYETTE STREETKRUPAKARAN KOLANDAIVELUprogress
▾Documents — 40 on file (BIS + DOB NOW)
▸Plans & Drawings11
▸DOB NOWPlans/Sketch11
08/26/2026M01042072-S2 · 255 LAFAYETTE STREETRequest digital key ↗
08/26/2026M01042072-I1 · 255 LAFAYETTE STREETRequest digital key ↗
08/26/2026M01042072-S1 · 255 LAFAYETTE STREETRequest digital key ↗
Showing 3 of 11 on file for this type
▸Seals & Professional Certifications24
▸DOB NOWDPL-1: Design Professional Seal & Signature11
08/21/2026S00885681-I1 · 3250 RICHMOND AVENUEOpen ↗
08/21/2026S08049785-I1 · 3250 RICHMOND AVENUEOpen ↗
08/20/2026Q01199706-I1 · 22-10 80 STREETOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/23/2026Q01261713-I1 · 141-19 141 ROADOpen ↗
08/30/2026S01415485-I1 · 965 RICHMOND AVENUEOpen ↗
08/29/2026M01042072-S1 · 255 LAFAYETTE STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature5
09/23/2026Q01261713-I1 · 141-19 141 ROADOpen ↗
08/30/2026S01415485-I1 · 965 RICHMOND AVENUEOpen ↗
08/29/2026M01042072-S1 · 255 LAFAYETTE STREETOpen ↗
Showing 3 of 5 on file for this type
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
08/20/2026Q01199706-S1 · 22-10 80 STREETOpen ↗
08/20/2026Q01199706-I1 · 22-10 80 STREETOpen ↗
08/13/2026M01042072-S1 · 255 LAFAYETTE STREETOpen ↗
Showing 3 of 5 on file for this type